The Premier One General Use Foam cushion is designed to provide comfort and stability with a simple economical design * Aerated foam helps keep the user cool and dry * The low-shear water-resistant stretch cover helps maintain sensitive skin integrity * Convenient 12 tie straps secure the cushion to the wheelchair * The waterproof vinyl bottom protects the wheelchair seat * Meets flammability standard TB117 * Weight capacity: 250 lbs. * Limited 1 year warranty